Configured for non-contacting shaft displacement and vibration measurement in machinery protection systems, the Bently Nevada 330103-03-10-10-11-00 (330103 Proximity Probe) provides direct physical/electrical execution. The hardware interacts via high-frequency radio frequency (RF) eddy-current fields emitted from its 8 mm tip, translating mechanical distance deviations relative to a fluid-film bearing shaft into accurate electrical parameter modifications readable by a Proximitor sensor module.

Options and Configuration Matrix

• 330103: 3300 XL 8 mm Proximity Probe, M10 x 1 threaded body, without armor.

• -03: Unthreaded case length option designating 30 mm.

• -10: Overall case length option designating 100 mm.

• -10: Total system length option designating 1.0 m (3.3 ft).

• -11: Connector and cable option designating miniature coaxial ClickLoc connector, fluid-resistant cable.

• -00: Agency approval option specifying no hazardous area certifications.

Hardware Specifications

Eddy-Current Probe Scaling and Rotor Dynamics Analysis

The mechanical alignment and calibration of the M10 threaded 8 mm sensing tip rely on strict eddy-current probe scaling rules. During field setup, technicians adjust physical spacing to achieve a gap voltage validation target of -10 VDC, representing the geometric center of the 2.0 mm linear tracking envelope. Maintaining this voltage baseline isolates rotor dynamics deviations without physical contact, while proper spatial separation between multiple sensors ensures optimal cross-talk suppression under high-density multi-channel turbo-machinery monitoring layouts.

Dispatch Package Inventory

• One (1) Bently Nevada 330103-03-10-10-11-00 8 mm proximity probe assembly

• One (1) ClickLoc miniature coaxial interface connector boot insulator sleeve

• Factory calibration documentation recording standard frequency response and baseline electrical impedance limits

Mechanical Installation and Cabling Guidelines

• Thread the M10 x 1 sensor housing into the mounting bracket while monitoring the sensor circuit output with a digital voltmeter to observe distance adjustments in real time.

• Verify the probe tip registers the standard -10 VDC gap validation midpoint before locking down the position to ensure symmetric tracking across the rotor vibration envelope.

• Tighten the primary hex jam nut to a maximum torque specification of 14.7 N-m to stabilize probe alignment without stripping or deforming the structural casing threads.

• Observe a minimum clear area of 15 mm around the 8 mm tip relative to flat metal borders to prevent side-gap loading from skewing the sensor's scale factor.

• Route the integrated 1.0 m coaxial line inside continuous low-carbon steel conduit arrays, keeping cable shields isolated except at the dedicated instrument rack termination block.

Procurement Logistics & Protective Packaging

Delivery time: 3-5 days when payment finish, distributed via expedited priority carrier services including DHL, FEDEX, or UPS. Inner product layers are sealed within moisture-barrier anti-static industrial packaging assemblies. Heavy-duty double-wall outer industrial cartons are reinforced with shock-absorbent structural foam matrices to prevent any physical movement or calibration damage to the 8 mm fluoropolymer sensor tip during transport loops.

Technical Engineering FAQ

Q: What are the consequences of matching this 1.0 m probe directly to a 5.0 m proximity sensor without an extension cable?

A: Matching this 1.0 m probe directly to a 5.0 m proximity sensor destroys system calibration. The proximity loop must have a total electrical length matching the sensor calibration (typically 5.0 m or 9.0 m); failing to bridge the length with a matched extension cable invalidates the eddy-current probe scaling and changes the overall system impedance.

Q: Is this specific probe option (-00) approved for installation in Class I Division 1 hazardous areas?

A: No. The -00 option designates zero hazardous area certifications. For installation inside restricted intrinsic safety or explosion-proof boundaries, an approved prefix option such as the -05 multiple approval option must be specified.

Q: Does removing or swapping the extension cable under active sensor power damage the hardware?

A: No damage occurs to the passive components or the active sensor when disconnecting the cable line. However, breaking the coaxial circuit drops the channel voltage to a fault state, which will trigger an under-voltage system trip alert if not bypassed.